This is the original REGULAR Mouth mason jar pour cap! Making mason jars more usable than ever, this BPA-free plastic cap is designed to coordinate with the charming vintage zinc caps.Do not place in microwave. Jars not included. Perfect for organizing and transforming mason jars into pantry containers. What Will You reCAP? - grains and cereals - maple syrup, honey, milk... - homemade dressing - household cleaners